diff --git a/README.md b/README.md
index 4f7efa67..aab39707 100644
--- a/README.md
+++ b/README.md
@@ -61,7 +61,7 @@ All datasets are written in R and RMarkdown. They are all currently a work-in-pr
 
 <details open><summary><p><b>[Click/tap here to expand/collapse this section]</b></p></summary>
 
-**As of:** `2023, Sunday, October 15th at 09:30 pm PST)`
+**As of:** `2023, Monday, October 16th at 07:42 pm PST)`
 
 | ℹ️ Dataset type | 🔢️ Count | ❌️ Dataset Exclusions |
 |---|---|---|
@@ -71,10 +71,10 @@ All datasets are written in R and RMarkdown. They are all currently a work-in-pr
 | **[🖼️ Image](#C-Images) datasets:** | `13` | (not including [1](https://github.com/seanpm2001/AI2001_Category-Images/)) |
 | **[🔡️ Linguistics](#C-Linguistics) datasets:** | `105` | (not counting [1](https://github.com/seanpm2001/AI2001_Category-Linguistics/)) |
 | **[🔵️ Meta](#C-Meta) datasets:** | `3` | (not including [1](https://github.com/seanpm2001/AI2001_Category-META/)) |
-| **[💾️ Source Code](#C-Source-Code) datasets:** | `296` | (not including [1](https://github.com/seanpm2001/AI2001_Category-Source_code/)) |
+| **[💾️ Source Code](#C-Source-Code) datasets:** | `298` | (not including [1](https://github.com/seanpm2001/AI2001_Category-Source_code/)) |
 | **[🎥️ Video](#C-Videos) datasets:** | `5` | (not including [1](https://github.com/seanpm2001/AI2001_Category-Videos/)) |
 
-| **Overall total:** | `436` _dataset repositories_ | **As of:** `2023.10.15@21:30PST` |
+| **Overall total:** | `438` _dataset repositories_ | **As of:** `2023.10.16@19:42PST` |
 |---|---|---|
 
 </details> <!-- Dataset.counters = END !-->
@@ -3422,6 +3422,14 @@ Currently empty
 
 - [:octocat: `AI2001 Category: Source Code ;SC: NSIS`](https://github.com/seanpm2001/AI2001_Category-Source_Code-SC-NSIS/)
 
+#### SC: Nu
+
+- [:octocat: `AI2001 Category: Source Code ;SC: Nu`](https://github.com/seanpm2001/AI2001_Category-Source_Code-SC-Nu/)
+
+#### SC: Nunjucks
+
+- [:octocat: `AI2001 Category: Source Code ;SC: Nunjucks`](https://github.com/seanpm2001/AI2001_Category-Source_Code-SC-Nunjucks/)
+
 </details> <!-- SourceCode.SectionN = END !-->
 
 ---
@@ -4262,6 +4270,24 @@ There are hundreds of other languages AI2001 is written in, but they are solely
 
 ---
 
+#### Special tasks sandbox
+
+<details><summary><p><b>[Click/tap here to expand/collapse the Special tasks Sandbox section]</b></p></summary>
+
+- IMPLEMENT
+- [ ] Stable Diffusion (latent diffusion model)
+- [ ] DeepDream
+- [ ] GPT1
+- [ ] GPT2
+- [ ] GPT3
+- [ ] GPT4
+- [ ] DALL-E
+- [ ] HuggingFace
+
+</details> <!-- Technical.Sandbox.SpecialTasksSandbox = END !-->
+
+---
+
 #### Machine learning and data mining sandbox
 
 <details><summary><p><b>[Click/tap here to expand/collapse the Machine learning and data mining Sandbox section]</b></p></summary>
@@ -4594,17 +4620,17 @@ This project is not yet on Gitlab.
 
 **File type:** `Markdown (*.md *.mkd *.mdown *.markdown)`
 
-**File version:** `154 (2023, Sunday, October 15th at 09:30 pm PST)`
+**File version:** `155 (2023, Monday, October 16th at 07:42 pm PST)`
 
-**Line count (including blank lines and compiler line):** `6,232`
+**Line count (including blank lines and compiler line):** `6,327`
 
-**Word count:** `27,295`
+**Word count:** `27,533`
 
-**Character count (including spaces):** `201,680`
+**Character count (including spaces):** `203,451`
 
-**Character count (excluding spaces):** `176,218`
+**Character count (excluding spaces):** `177,716`
 
-**Size (in bytes):** `201,819`
+**Size (in bytes):** `203,590`
 
 **Current article language:** `English (EN_USA)` / `Markdown (CommonMark)` / `HTML5 (HyperText Markup Language 5.3)`
 
@@ -6236,6 +6262,38 @@ This project is not yet on Gitlab.
 
 ---
 
+<details><summary><p lang="en"><b>Version 155 (2023, Monday, October 16th at 07:42 pm PST)</b></p></summary>
+
+**This version was made by:** [`@seanpm2001`](https://github.com/seanpm2001/)
+
+> [View this version separately](/OldVersions/README/English/2/101-200/README_V155.md)
+
+> **Note** _Continuing for a 9th consecutive day._
+
+> Changes:
+
+- [x] Updated the `Dataset counters` section
+- - [x] Updated the `Source code dataset` counter
+- [x] Updated the `Datasets` section
+- - [x] Updated the `C: Source Code` section
+- - - [x] Added the `AI2001 Category: Source Code: Nu` subsection
+- - - [x] Added the `AI2001 Category: Source Code: Nunjucks` subsection
+- [x] Updated the `Technical` section
+- - [x] Updated the `Sandbox` subsection
+- - - [x] Added the `Special tasks sandbox` sub-subsection
+- [x] Updated the `file info` section
+- - [x] Updated the version number
+- - [x] Updated the version date
+- - [x] Updated the line count
+- - [x] Collapsed the section by default
+- [x] Updated the `file history` section
+- - [x] Added an entry for version 155
+- [ ] No other changes in version 155
+
+</details> <!-- V155 !-->
+
+---
+
 </details> <!-- End of file history section !-->
 
 ***